DE1907626C3 - Elektronische Annäherungsmeldeeinrichtung - Google Patents

Elektronische Annäherungsmeldeeinrichtung

Info

Publication number
DE1907626C3
DE1907626C3 DE19691907626 DE1907626A DE1907626C3 DE 1907626 C3 DE1907626 C3 DE 1907626C3 DE 19691907626 DE19691907626 DE 19691907626 DE 1907626 A DE1907626 A DE 1907626A DE 1907626 C3 DE1907626 C3 DE 1907626C3
Authority
DE
Germany
Prior art keywords
bridge
resistor
temperature
resistance
head
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19691907626
Other languages
German (de)
English (en)
Other versions
DE1907626A1 (de
DE1907626B2 (de
Inventor
Christian Bron Gervais
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ELECTRO-MECANIQUE PARIS FR Cie
Original Assignee
ELECTRO-MECANIQUE PARIS FR Cie
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ELECTRO-MECANIQUE PARIS FR Cie filed Critical ELECTRO-MECANIQUE PARIS FR Cie
Publication of DE1907626A1 publication Critical patent/DE1907626A1/de
Publication of DE1907626B2 publication Critical patent/DE1907626B2/de
Application granted granted Critical
Publication of DE1907626C3 publication Critical patent/DE1907626C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9525—Proximity switches using a magnetic detector using inductive coils controlled by an oscillatory signal

Landscapes

  • Electronic Switches (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE19691907626 1968-02-16 1969-02-14 Elektronische Annäherungsmeldeeinrichtung Expired DE1907626C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR140104 1968-02-16

Publications (3)

Publication Number Publication Date
DE1907626A1 DE1907626A1 (de) 1969-11-13
DE1907626B2 DE1907626B2 (de) 1980-09-18
DE1907626C3 true DE1907626C3 (de) 1981-05-14

Family

ID=8646074

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691907626 Expired DE1907626C3 (de) 1968-02-16 1969-02-14 Elektronische Annäherungsmeldeeinrichtung

Country Status (5)

Country Link
BE (1) BE728380A (xx)
DE (1) DE1907626C3 (xx)
FR (1) FR1563053A (xx)
GB (1) GB1197553A (xx)
NL (1) NL6902452A (xx)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2799758A (en) * 1951-09-24 1957-07-16 Phillips Petroleum Co Electrical temperature indicating device
FR1460069A (fr) * 1965-10-15 1966-06-17 Silec Liaisons Elec Détecteur de la présence ou du passage de masses métalliques particulièrement applicable sur le passage de véhicules routiers

Also Published As

Publication number Publication date
NL6902452A (xx) 1969-08-19
DE1907626A1 (de) 1969-11-13
GB1197553A (en) 1970-07-08
DE1907626B2 (de) 1980-09-18
FR1563053A (xx) 1969-04-11
BE728380A (xx) 1969-07-16

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee